noun. The exposing of linen cloth in fields to the influence of air, moisture, and light for the purpose of bleaching.

noun. The act or practice of working for a second employer elsewhere, after working the regular time for one's principal employer: so called by trade-unions, which rule out the practice in order to increase the opportunities for men who are out of work. Also called smooting and foxing.

verb. Present participle of grass.

"However, for understandable recent-historical reasons the idea of grassing up your neighbours to the authorities is pretty taboo here, so I didn't."

grass